Stamp printed in Greece shows Pythagorean Congress - Pythagorean Theorem, circa 1955 Stock Image

by zatletic

Description

Stamp printed in Greece shows Pythagorean Congress - Pythagorean Theorem, circa 1955

Legal

• Editorial License

Keywords

• aged
• antique
• canceled
• commemorative
• communication
• correspondence
• europe
• hobby
• isolated
• issue
• letter
• macro
• mail
• office
• old
• paper
• perforated
• philately
• post
• postage
• postal
• postmark
• retro
• service
• shipping
• stamp
• used
• vintage
• greece
• pythagorean
• congress
• theorem
• 1955